﻿using CSharpPro._1027;

class Program
{
    static void Main(string[] args)
    {
        Demo demo = new Demo();
        demo.TestPrint();
        demo.Id = 1;
        Console.WriteLine(demo.Id);
        UserTest userTest = new UserTestImpl();
        userTest.M1();
        userTest.M2();
        userTest.M3();
        UserService userService = new UserServiceImpl();
        userService.AddUser();
        userService.DeleteUser();
        userService.UpdateUser();
        userService.QueryUser();

    }
}